'    Copyright 2008 Jan Molnar <jan.molnar@abds.de>
'
'    This file is part of JCQ.

'    JCQ is free software: you can redistribute it and/or modify
'    it under the terms of the GNU General Public License as published by
'    the Free Software Foundation, either version 2 of the License, or
'    (at your option) any later version.

'    JCQ is distributed in the hope that it will be useful,
'    but WITHOUT ANY WARRANTY; without even the implied warranty of
'    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
'    GNU General Public License for more details.

'    You should have received a copy of the GNU General Public License
'    along with JCQ. If not, see <http://www.gnu.org/licenses/>.

''' <summary>
''' Client / server error
''' </summary>
Public Class Snac0101
    Inherits Snac

    Public Sub New()
        MyBase.New(&H1, &H1)
    End Sub

    Private _ErrorCode As ErrorCode
    Public Property ErrorCode() As ErrorCode
        Get
            Return _ErrorCode
        End Get
        Set(ByVal value As ErrorCode)
            _ErrorCode = value
        End Set
    End Property

    Private _SubError As New TlvErrorSubCode
    Public ReadOnly Property SubError() As TlvErrorSubCode
        Get
            Return _SubError
        End Get
    End Property

    Public Overrides Function Serialize() As System.Collections.Generic.List(Of Byte)
        Dim data As List(Of Byte)

        data = MyBase.Serialize()

        data.AddRange(ByteConverter.GetBytes(CUInt(_ErrorCode)))
        data.AddRange(_SubError.Serialize)

        Return data
    End Function

    Public Overrides Sub Deserialize(ByVal data As System.Collections.Generic.List(Of Byte))
        MyBase.Deserialize(data)

        Dim index As Integer = Snac.SizeFixPart

        _ErrorCode = DirectCast(CShort(ByteConverter.ToUInt16(data.GetRange(index, 2))), ErrorCode)
        index += 2

        Do While index < data.Count
            Dim desc As TlvDescriptor = TlvDescriptor.GetDescriptor(index, data)

            If desc.TypeId = &H8 Then
                _SubError.Deserialize(data.GetRange(index, desc.TotalSize))
            End If

            index += desc.TotalSize
        Loop

        SetTotalSize(index)
    End Sub

    Public Overrides Function CalculateDataSize() As Integer
        Return 2 + 6
    End Function
End Class